A woman swims near a swarm of fish in a cove off Portofino on September 9, 2015.

A woman swims near a swarm of fish in a cove off Portofino on September 9, 2015.

Photo: Olivier Morin, AFP / Getty Images

A woman swims near a swarm of fish in a cove off Portofino on... Photo-8638872.117021 - SFGate

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Waves crash into the harbour wall and over the lighthouse at Newhaven on the south coast of England on September 14, 2015 during high winds.

Waves crash into the harbour wall and over the lighthouse at Newhaven on the south coast of England on September 14, 2015 during high winds.

Photo: Glyn Kirk, AFP / Getty Images

Waves crash into the harbour wall and over the lighthouse at... Photo-8638871.117021 - SFGate

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Two men stand facing the cooling tower of the nuclear power plant of Goesgen from the city of Aarau on September 12, 2015.

Two men stand facing the cooling tower of the nuclear power plant of Goesgen from the city of Aarau on September 12, 2015.

Photo: Fabrice Coffrini, AFP / Getty Images

Two men stand facing the cooling tower of the nuclear power plant... Photo-8638868.117021 - SFGate

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People watch while workers dig out mud and debris, looking for survivors of a flash flood, Tuesday, Sept. 15, 2015, in Hilldale, Utah. Authorities say several people have died in flash flooding that swept away vehicles in a polygamous community on the Utah-Arizona border. less

People watch while workers dig out mud and debris, looking for survivors of a flash flood, Tuesday, Sept. 15, 2015, in Hilldale, Utah. Authorities say several people have died in flash flooding that swept away ... more

An Indian artist gives the finishing touches to a figure of the elephant-headed Hindu god Ganesha at a workshop ahead of the Ganesh Chaturthi festival in New Delhi on September 15, 2015.

An Indian artist gives the finishing touches to a figure of the elephant-headed Hindu god Ganesha at a workshop ahead of the Ganesh Chaturthi festival in New Delhi on September 15, 2015.

Photo: Sajjad Hussain, AFP / Getty Images

An Indian artist gives the finishing touches to a figure of the... Photo-8638867.117021 - SFGate

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A migrant boy pulls tents on the road near the "Horgos 2" border crossing into the Hungary, near Horgos, Serbia, Tuesday, Sept. 15, 2015. Hungary has declared a state of emergency in two of its southern counties bordering Serbia because of the migration crisis, giving special powers to police and other authorities. less

A migrant boy pulls tents on the road near the "Horgos 2" border crossing into the Hungary, near Horgos, Serbia, Tuesday, Sept. 15, 2015. Hungary has declared a state of emergency in two of its southern ... more

Photo: Darko Vojinovic, Associated Press

A migrant boy pulls tents on the road near the "Horgos 2"... Photo-8638862.117021 - SFGate

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South Korean soldiers parachute down during the 65th Incheon Landing Operations Commemoration ceremony in waters off Incheon, South Korea, Tuesday, Sept. 15, 2015. Incheon is the coastal city where the United Nations Forces led by U.S. General Douglas MacArthur landed in September, 1950 just months after North Korea invaded the South. less

South Korean soldiers parachute down during the 65th Incheon Landing Operations Commemoration ceremony in waters off Incheon, South Korea, Tuesday, Sept. 15, 2015. Incheon is the coastal city where the United ... more

Photo: Lee Jin-man, Associated Press

South Korean soldiers parachute down during the 65th Incheon... Photo-8638866.117021 - SFGate

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Prisoners of the 'Csillag' (Star) jail of Szeged fix one of the last part of the iron fence at the Hungarian-Serbian border near the village of Roszke on September 14, 2015 as Hungarian police closed off the main crossing point for thousands of migrants entering from Serbia every day. less

Prisoners of the 'Csillag' (Star) jail of Szeged fix one of the last part of the iron fence at the Hungarian-Serbian border near the village of Roszke on September 14, 2015 as Hungarian police closed off the ... more

Chinese artist Ai Weiwei poses for photographers with one of his pieces at his exhibition at the Royal Academy of Arts in London, Tuesday, Sept. 15, 2015. The exhibition opens to the public on September 19th.

Chinese artist Ai Weiwei poses for photographers with one of his pieces at his exhibition at the Royal Academy of Arts in London, Tuesday, Sept. 15, 2015. The exhibition opens to the public on September 19th.

A Nepalese woman rides a rickshaw in Kathmandu, Nepal, Tuesday, Sept. 15, 2015. The Himalayan nation is said to unveil its long-awaited new constitution on September 20, despite the ongoing protests by minority groups over the proposed federal structure, according to reports. less

A Nepalese woman rides a rickshaw in Kathmandu, Nepal, Tuesday, Sept. 15, 2015. The Himalayan nation is said to unveil its long-awaited new constitution on September 20, despite the ongoing protests by minority ... more

A Muslim Pilgrim shelters himself from the afternoon heat as he walks past the site of a crane collapse that killed over a hundred on Friday inside the Grand Mosque in the holy city of Mecca, Saudi Arabia, Tuesday, Sept. 15, 2015. Saudi Arabia has in part blamed the construction giant Saudi Binladin Group for the collapse last week of a crane at Mecca that killed more than 100 people and injured over 350 ahead of the hajj. less

A Muslim Pilgrim shelters himself from the afternoon heat as he walks past the site of a crane collapse that killed over a hundred on Friday inside the Grand Mosque in the holy city of Mecca, Saudi Arabia, ... more

Photo: Mosa'ab Elshamy, Associated Press

A Muslim Pilgrim shelters himself from the afternoon heat as he... Photo-8638857.117021 - SFGate

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Israeli police use stun grenades as they start to disperse Palestinian demonstrators in a street of the Muslim quarter in Jerusalem's Old City during scuffles with Israeli riot police on September 15, 2015. Muslims and Israeli police clashed at Jerusalem's flashpoint Al-Aqsa mosque compound for a third straight day as Jews celebrated their new year and protesters vowed to protect Islam's third-holiest site. less

Israeli police use stun grenades as they start to disperse Palestinian demonstrators in a street of the Muslim quarter in Jerusalem's Old City during scuffles with Israeli riot police on September 15, 2015. ... more

Photo: Thomas Coex, AFP / Getty Images

Israeli police use stun grenades as they start to disperse... Photo-8635678.117021 - SFGate

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Taboola Gallery Frame Item-85307.117021 - SFGate

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A Palestinian man runs for cover from tear gas fired by Israeli soldiers following a demonstration in solidarity with protesters at the Al-Aqsa mosque compound in Jerusalem's Old City, during clashes in the West Bank town of al-Ram, north of Jerusalem, Tuesday, Sept. 15, 2015. Israeli police clashed with Palestinian protesters Tuesday in a third straight day of unrest at Jerusalem's most sensitive holy site. less

A Palestinian man runs for cover from tear gas fired by Israeli soldiers following a demonstration in solidarity with protesters at the Al-Aqsa mosque compound in Jerusalem's Old City, during clashes in the ... more

Hundreds of people trying to reach Europe walk towards the Turkish city of Edirne, which borders European Union members Greece and Bulgaria, Tuesday, Sept. 15, 2015. Asylum-seekers are planning a sit-in protest near the border with Greece, hoping authorities would allow them to cross into Europe overland instead of them having to risk their lives by sea trying to reach Greek islands. less

Hundreds of people trying to reach Europe walk towards the Turkish city of Edirne, which borders European Union members Greece and Bulgaria, Tuesday, Sept. 15, 2015. Asylum-seekers are planning a sit-in protest ... more

A man drives a vintage American car next to a display of Pope Francis at Revolution Square in Havana, Cuba, Tuesday, Sept. 15, 2015. The display reads in Spanish "Welcome to Cuba Pope Francis." The Pope will visit Cuba from Sept. 19-22, before arriving in the United States, making him the third pontiff to visit the island nation. less

A man drives a vintage American car next to a display of Pope Francis at Revolution Square in Havana, Cuba, Tuesday, Sept. 15, 2015. The display reads in Spanish "Welcome to Cuba Pope Francis." The Pope will ... more

Photo: Ramon Espinosa, Associated Press

A man drives a vintage American car next to a display of Pope... Photo-8638828.117021 - SFGate

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A Kashmiri Muslim villager harvests paddy at a rice field on the outskirts of Srinagar, Indian controlled Kashmir, Tuesday, Sept. 15, 2015. Agriculture is the main source of food, income, and employment in rural areas. less

A Kashmiri Muslim villager harvests paddy at a rice field on the outskirts of Srinagar, Indian controlled Kashmir, Tuesday, Sept. 15, 2015. Agriculture is the main source of food, income, and employment in ... more

Photo: Dar Yasin, Associated Press

A Kashmiri Muslim villager harvests paddy at a rice field on the... Photo-8638858.117021 - SFGate

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Taboola Gallery Frame Item-85307.117021 - SFGate

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In this photo taken Friday, Sept. 4, 2015, a male silverback mountain gorilla from the family of mountain gorillas named Amahoro, which means "peace" in the Rwandan language, nurses a small wound on his hand in the dense forest on the slopes of Mount Bisoke volcano in Volcanoes National Park, northern Rwanda. Deep in Rwanda's steep-sloped forest, increasing numbers of tourists are heading to see the mountain gorillas, a subspecies whose total population is an estimated 900 and who also live in neighboring Uganda and Congo, fueling an industry seen as key to the welfare of the critically endangered species as well as Rwanda's economy. less

In this photo taken Friday, Sept. 4, 2015, a male silverback mountain gorilla from the family of mountain gorillas named Amahoro, which means "peace" in the Rwandan language, nurses a small wound on his hand in ... more